ASTM D1677-02

    Standard Methods for Sampling and Testing Untreated Mica Paper Used for Electrical Insulation

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    1. Scope

    1.1 These methods cover procedures for sampling and testing untreated mica paper to be used as an electrical insulator or as a constituent of a composite material used for electrical insulating purposes.

    1.2 The procedures appear in the following order:

    Apparent Density12 ...
    Aqueous Extract Conductivity32 and 33D 202
    Conditioning4 D 685
    Dielectric Strength16-19D 149
    Impregnation Time20-24D 202
    Moisture Content26-28D 644
    Roll Quality25 ...
    Sampling3 ...
    Tensile Strength13-15D 828
    Thickness6-10D 374
    Weight11D 646
    Weight Variability29-31...

    1.3 The values stated in inch-pound units are to be regarded as the standard.

    1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of whoever uses this standard to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

    2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

    ASTM Standards

    D149 Test Method for Dielectric Breakdown Voltage and Dielectric Strength of Solid Electrical Insulating Materials at Commercial Power Frequencies

    D202 Test Methods for Sampling and Testing Untreated Paper Used for Electrical Insulation

    D374 Test Methods for Thickness of Solid Electrical Insulation (Metric) D0374_D0374M

    D644 Test Method for Moisture Content of Paper and Paperboard by Oven Drying

    D646 Test Method for Mass Per Unit Area of Paper and Paperboard of Aramid Papers (Basis Weight)

    D685 Practice for Conditioning Paper and Paper Products for Testing

    D828 Test Method for Tensile Properties of Paper and Paperboard Using Constant-Rate-of-Elongation Apparatus

    D1711 Terminology Relating to Electrical Insulation

    ICS Code

    ICS Number Code 29.035.50 (Mica based insulating materials)

    UNSPSC Code

    UNSPSC Code 14110000(Paper products); 11101501(Mica)

    Referencing This Standard
    Link Here
    Link to Active (This link will always route to the current Active version of the standard.)

    DOI: 10.1520/D1677-02

    Citation Format

    ASTM D1677-02, Standard Methods for Sampling and Testing Untreated Mica Paper Used for Electrical Insulation, ASTM International, West Conshohocken, PA, 2002,

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